Oral therapy device



FIG. 1 is a perspective view of an oral therapy device showing my new design;

FIG. 2 is a top plan view thereof, shown on a slightly reduced scale;

FIG. 3 is a front elevation thereof;

FIG. 4 is a rear elevation thereof;

FIG. 5 is a left side elevation thereof; and,

FIG. 6 is an right side elevation thereof. 

The ornamental design for an oral therapy device, as shown and described. 